4 letter words:
waws10,
wows10,
paws9,
pows9,
swap9,
swop9,
waps9,
wasp9,
wops9,
apos6,
soap6,
3 letter words:
waw9,
wow9,
paw8,
pow8,
wap8,
wop8,
saw6,
sow6,
was6,
wos6,
apo5,
asp5,
ops5,
pas5,
sap5,
sop5,
spa5,
2 letter words:
aw5,
ow5,
wo5,
op4,
pa4,
as2,
os2,
so2,